boston. let's begin with ken in chicago with president obama's campaign. >> reporter: this is where president obama will be tonight to hold what his supporters hope will be a victory speech. let's take a quick look at the venue. this is where the president will take to the stage with his family and that of vice president joe biden. what time he makes an appearance depends on the time of the returns. there are seats here for thousands of the president's supporters, most of them will be campaign volunteers, a few of whom president obama thanked this morning when he made a surprise visit to a field office in chicago. he even cold called. >> is this annie? hi, this is barack obama. how are you in i'm doing -- you know... [ laughter ] >> i don't think she knows it's me. >> my name was barack obama. you know, the president of the united states. how are you? you know, can i just say, you were really polite to me when you didn't know who i was. that's so nice. >> reporter: as you can see, it was ligh